:root {
    --color-dark: #161616;
    --color-ocean: #416dea;
    --color-grass: #3dd28d;
    --color-snow: #FFFFFF;
    --color-salmon: #F32C52;
    --color-sun: #feee7d;
    --color-alge: #7999a9;
    --color-flower: #353866;
    --color-smoke: #e4e4e4;
    --borderRadius: 36px;
    --font-face: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

body {
    display: flex;
    box-sizing: border-box;
    min-height: 10vh;
    background: whitesmoke;
    font-family: var(--font-face);
    font-size: 16px;
    font-weight: 700;
    line-height: 1;
    justify-content: center;
    align-items: center;
    @media (min-width: 992px) {
        border-width: 30px;
    }
}

.backgroundBox {
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 20px;
}

h1 {
    text-align: center;
    transition: opacity 300ms linear;
    color: var(--color-dark);
    font-family: var(--font-face);
    font-size: 32px;
    font-weight: 700;
    span {
        font-weight：400;
    }
}

p {
    max-width: 460px;
    margin: 0 auto;
    transition: color 300ms linear;
    text-align: center;
    color: var(--color-dark);
    font-weight: 400;
    line-height: 1.5;
}

.mainbackground {
    display: flex;
    margin: 60px auto;
    flex-wrap: wrap;
    justify-content: center;
}

.button {
    display: flex;
    overflow: hidden;
    margin: 10px;
    padding: 12px 12px;
    cursor: pointer;
    user-select: none;
    transition: all 150ms linear;
    text-align: center;
    white-space: nowrap;
    text-decoration: none !important;
    text-transform: none;
    text-transform: capitalize;
    color: #fff;
    border: 0 none;
    border-radius: var(--borderRadius);
    font-size: 13px;
    font-weight: 500;
    line-height: 1.3;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    justify-content: center;
    align-items: center;
    flex: 0 0 160px;
    box-shadow: 2px 5px 10px var(--color-smoke);
    &:hover {
        transition: all 150ms linear;
        opacity: .85;
    }
    &:active {
        transition: all 150ms linear;
        opacity: .75;
    }
    &:focus {
        outline: 1px dotted #959595;
        outline-offset: -4px;
    }
}

.button.-return {
    color: var(--color-snow);
    background: var(--color-dark);
    &:focus {
        outline: 1px dotted white;
        outline-offset: -4px;
    }
}

.button.-continue {
    color: #202129;
    background-color: #f2f2f2;
    &:hover {
        color: #202129;
        background-color: #e1e2e2;
        opacity: 1;
    }
    &:active {
        background-color: #d5d6d6;
        opacity: 1;
    }
}